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Emergency call out to Dalkey on Sunday. Faulty immersion switch (time switch)
Got a call out from an elderly couple on Sunday. She was celebrating her 94th birthday. The time clock on the immersion had gone faulty and they had no hot water. Had the problem sorted out in a few minutes and they were very happy.
RCD’s protect lives
Every home should have an RCD (rcbo, elcb) protecting sockets, immersion, shower etc. In the event of a person getting an electric shock the RCD will trip out the electricity, thereby protecting the person from serious injury or death. RCD’s should be tested every three months to ensure that they are operating. (see previous posts […]
Physiological Effects of Electric Current on Adult Persons
Threshold of Perception:This varies from person to person, but at a body current of 2mA everybody experiences the sensation of electric shock Muscular Contraction: At currents from 6mA, some people cannot let go an electrified object. Others are able to break free at higher currents, but at 16mA, nobody can let go. Difficulty in Breathing: For […]
